Mabel No. LUG-242567 Instruction Manual How to Operate our Lis £} + The Transmitter and the Receiver are on the same frequency. When both units are ON, the Receiver can pick up the voice from the Transmitter. 2} Open battery compartment of the Transmitter and insert in 5 pes GP-13A button cell battery, close battery compartment. 3) + Open battery compartments of the Receiver and Snap in one 9-Volt battery, close battery compartment. 4} Turn the OF /OFF band switch of the Transmitter to the “ON” position.